Home / 48,092.04-72,130.77-16,920

Finding the Fourth Proportional to 48,092.04, 72,130.77 and 16,920

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Solution

The fourth proportional to 48,092.04, 72,130.77 and 16,920 is: 25,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,092.04 : 72,130.77 = 16,920 : x
  2. Step 2: Convert to fraction form
    48,092.04/72,130.77 = 16,920/x
  3. Step 3: Cross multiply
    48,092.04x = 72,130.77 × 16,920
  4. Step 4: Simplify right side
    48,092.04x = 1,220,452,628.40
  5. Step 5: Solve for x
    x = 1,220,452,628.40/48,092.04
  6. Step 6: Final answer
    x = 25,377.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.